Dark matter makes up about 27% of the matter and energy budget in the universe, but scientists do not know much about it. They do know that it is cold, meaning that the particles that make up dark matter are slow-moving. ...
Quantum Physics
Dec 13, 2022
0
73
Error correction in quantum computers could be simplified by a new protocol proposed by an all-RIKEN team based on "cat states." It could cut the computing resources needed to fix errors to the same level as conventional ...
Quantum Physics
Dec 8, 2022
4
70
Researchers have used a quantum processor to make microwave photons uncharacteristically sticky. They coaxed them to clump together into bound states, then found that these photon clusters survived in a regime where they ...
Quantum Physics
Dec 7, 2022
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555
Physicists at Google Quantum AI have used their quantum computer to study a type of effective particle that is more resilient to environmental disturbances that can degrade quantum calculations. These effective particles, ...
Quantum Physics
Nov 30, 2022
1
797
Scientists from QuTech and Eindhoven University of Technology have taken a next step in qubit research. Qubits are one of the building blocks of a future quantum computer. The researchers—including Sasa Gazibegovic, Ghada ...
Quantum Physics
Nov 25, 2022
0
121
Russian scientists from University of Science and Technology MISIS and Bauman Moscow State Technical University were one of the first in the world to implement a two-qubit operation using superconducting fluxonium qubits. ...
Quantum Physics
Nov 21, 2022
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559
A group of scientists from Aalto University, IQM Quantum Computers, and VTT Technical Research Center have discovered a new superconducting qubit, the unimon, to increase the accuracy of quantum computations. The team has ...
Quantum Physics
Nov 15, 2022
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961
The computing power of quantum machines is currently still very low. Increasing performance is a major challenge. Physicists at the University of Innsbruck, Austria, now present a new architecture for a universal quantum ...
Quantum Physics
Oct 28, 2022
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494
Quantum computers have attracted considerable interest of late for their potential to crack problems in a few hours where they might take the age of the universe (i.e., tens of billions of years) on the best supercomputers. ...
Quantum Physics
Oct 26, 2022
0
51
Quantum computers are powerful computational devices that rely on quantum mechanics, or the science of how particles like electrons and atoms interact with the world around them. These devices could potentially be used to ...
Optics & Photonics
Oct 21, 2022
0
123
